ATRION CORP - 049904105
Detailed investor-level table based on 13F positions.
Early Q4 2025 data: only 1 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | History | Added to | 205,393 | 92,926 | 0.23% | 0.22% | 1 | +2,111 | 1.04% | Q2 2024 | Aug 13, 2024 |
| VANGUARD GROUP INC | History | Added to | 87,843 | 39,742 | 0.0% | 0.0% | 2 | +2,967 | 3.5% | Q2 2024 | Aug 13, 2024 |
| MORGAN STANLEY | History | Added to | 61,970 | 28,037 | 0.0% | 0.0% | 3 | +1,337 | 2.21% | Q2 2024 | May 14, 2025 |
| STATE STREET CORP | History | Added to | 42,620 | 19,282 | 0.0% | 0.0% | 4 | +5,402 | 14.51% | Q2 2024 | Aug 14, 2024 |
| Neuberger Berman Group LLC | History | Reduced | 39,618 | 17,924 | 0.01% | 0.07% | 5 | -139,481 | -77.88% | Q2 2024 | Nov 14, 2024 |
| Boston Trust Walden Corp | History | Reduced | 35,729 | 16,164 | 0.12% | 0.12% | 6 | -73 | -0.2% | Q2 2024 | Jul 19, 2024 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 34,938 | 15,809 | 0.0% | 0.0% | 7 | +1,117 | 3.3% | Q2 2024 | Aug 09, 2024 |
| DIMENSIONAL FUND ADVISORS LP | History | Reduced | 31,912 | 14,438 | 0.0% | 0.01% | 8 | -15,484 | -32.67% | Q2 2024 | Aug 09, 2024 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 29,709 | 13,441 | 0.02% | 0.03% | 9 | -7,500 | -20.16% | Q2 2024 | Aug 09, 2024 |
| DF DENT & CO INC | History | Reduced | 25,634 | 11,597 | 0.15% | 0.24% | 10 | -17,310 | -40.31% | Q2 2024 | Aug 14, 2024 |
| NORTHERN TRUST CORP | History | Reduced | 21,096 | 9,544 | 0.0% | 0.0% | 11 | -1,512 | -6.69% | Q2 2024 | Aug 14, 2024 |
| ALLIANCEBERNSTEIN L.P. | History | Added to | 20,939 | 9,473 | 0.0% | 0.0% | 12 | +19,043 | 1004.38% | Q2 2024 | Aug 14, 2024 |
| JPMORGAN CHASE & CO | History | Reduced | 20,644 | 9,339 | 0.0% | 0.0% | 13 | -835 | -3.89% | Q2 2024 | Dec 26, 2024 |
| WELLS FARGO & COMPANY/MN | History | Reduced | 19,409 | 8,780 | 0.0% | 0.0% | 14 | -48 | -0.25% | Q2 2024 | Aug 13, 2024 |
| ProShare Advisors LLC | History | Reduced | 17,722 | 8,017 | 0.02% | 0.03% | 15 | -3,219 | -15.37% | Q2 2024 | Aug 13, 2024 |
| CRAWFORD INVESTMENT COUNSEL INC | History | Reduced | 16,776 | 7,589 | 0.14% | 0.17% | 16 | -2,562 | -13.25% | Q2 2024 | Aug 14, 2024 |
| Bank of New York Mellon Corp | History | Added to | 14,921 | 6,750 | 0.0% | 0.0% | 17 | +436 | 3.01% | Q2 2024 | Jul 25, 2024 |
| Capula Management Ltd | History | New | 13,874 | 6,277 | 0.05% | — | 18 | +13,874 | New | Q2 2024 | Aug 05, 2024 |
| GOLDMAN SACHS GROUP INC | History | Added to | 11,818 | 5,346 | 0.0% | 0.0% | 19 | +11,320 | 2273.09% | Q2 2024 | Aug 13, 2024 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Added to | 10,832 | 4,900 | 1.7% | 0.0% | 20 | +153 | 1.43% | Q2 2024 | Feb 14, 2025 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 8,968 | 4,057 | 0.0% | 0.0% | 21 | +8,300 | 1242.51% | Q2 2024 | Aug 14, 2024 |
| CITIGROUP INC | History | Added to | 8,657 | 3,916 | 0.0% | 0.0% | 22 | +8,409 | 3390.73% | Q2 2024 | Aug 12, 2024 |
| LMR Partners LLP | History | New | 8,215 | 3,716 | 0.03% | — | 23 | +8,215 | New | Q2 2024 | Aug 14, 2024 |
| D. E. Shaw & Co., Inc. | History | New | 7,128 | 3,224 | 0.0% | — | 24 | +7,128 | New | Q2 2024 | Aug 14, 2024 |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | History | Added to | 6,709 | 3,035 | 0.01% | 0.01% | 25 | +1,750 | 35.29% | Q2 2024 | Aug 14, 2024 |
| RHUMBLINE ADVISERS | History | Reduced | 6,693 | 3,028 | 0.0% | 0.0% | 26 | -366 | -5.18% | Q2 2024 | Aug 01, 2024 |
| AQR Arbitrage LLC | History | New | 6,320 | 2,859 | 0.07% | — | 27 | +6,320 | New | Q2 2024 | Aug 14, 2024 |
| Polar Asset Management Partners Inc. | History | New | 5,749 | 2,601 | 0.05% | — | 28 | +5,749 | New | Q2 2024 | Aug 14, 2024 |
| Magnetar Financial LLC | History | New | 5,668 | 2,564 | 0.05% | — | 29 | +5,668 | New | Q2 2024 | Aug 14, 2024 |
| Qube Research & Technologies Ltd | History | New | 5,103 | 2,308 | 0.0% | — | 30 | +5,103 | New | Q2 2024 | Aug 14, 2024 |
| ENVESTNET ASSET MANAGEMENT INC | History | Added to | 4,986 | 2,255 | 0.0% | 0.0% | 31 | +1,063 | 27.1% | Q2 2024 | Aug 08, 2024 |
| UBS ASSET MANAGEMENT AMERICAS LLC | History | Added to | 4,486 | 2,029 | 0.0% | 0.0% | 32 | +3,107 | 225.31% | Q2 2024 | Aug 14, 2024 |
| GABELLI FUNDS LLC | History | New | 4,333 | 1,960 | 0.01% | — | 33 | +4,333 | New | Q2 2024 | Aug 13, 2024 |
| STIFEL FINANCIAL CORP | History | Reduced | 4,142 | 1,873 | 0.0% | 0.0% | 34 | -81 | -1.92% | Q2 2024 | Aug 13, 2024 |
| Creative Planning | History | Reduced | 4,133 | 1,869 | 0.0% | 0.0% | 35 | -7 | -0.17% | Q2 2024 | Aug 15, 2024 |
| SEI INVESTMENTS CO | History | Added to | 4,070 | 1,841 | 0.0% | 0.0% | 36 | +2,296 | 129.43% | Q2 2024 | Aug 13, 2024 |
| Swiss National Bank | History | No change | 2,802 | 1,267 | 0.0% | 0.0% | 37 | 0 | 0.0% | Q2 2024 | Aug 08, 2024 |
| JANE STREET GROUP, LLC | History | New | 2,672 | 1,208 | 0.0% | — | 38 | +2,672 | New | Q2 2024 | Aug 15, 2024 |
| REGIONS FINANCIAL CORP | History | Reduced | 2,526 | 1,142 | 0.01% | 0.01% | 39 | -6 | -0.24% | Q2 2024 | Jul 31, 2024 |
| M&T BANK CORP | History | Reduced | 2,269 | 1,026 | 0.0% | 0.0% | 40 | -142 | -5.89% | Q2 2024 | Jul 31, 2024 |
| Invesco Ltd. | History | Reduced | 2,095 | 947 | 0.0% | 0.0% | 41 | -97 | -4.43% | Q2 2024 | Aug 13, 2024 |
| VICTORY CAPITAL MANAGEMENT INC | History | Reduced | 2,052 | 928 | 0.0% | 0.0% | 42 | -294 | -12.53% | Q2 2024 | Aug 05, 2024 |
| CITADEL ADVISORS LLC | History | New | 2,018 | 913 | 0.0% | — | 43 | +2,018 | New | Q2 2024 | Aug 14, 2024 |
| ROYAL BANK OF CANADA | History | Added to | 2,016 | 912 | 0.0% | 0.0% | 44 | +28 | 1.41% | Q2 2024 | Nov 06, 2024 |
| UBS Group AG | History | Reduced | 1,495 | 676 | 0.0% | 0.0% | 45 | -888 | -37.26% | Q2 2024 | Aug 14, 2024 |
| Legal & General Group Plc | History | Reduced | 1,415 | 640 | 0.0% | 0.0% | 46 | -28 | -1.94% | Q2 2024 | May 29, 2025 |
| ROYCE & ASSOCIATES LP | History | No change | 1,407 | 636 | 0.01% | 0.01% | 47 | 0 | 0.0% | Q2 2024 | Aug 13, 2024 |
| WOLVERINE ASSET MANAGEMENT LLC | History | New | 1,380 | 624 | 0.01% | — | 48 | +1,380 | New | Q2 2024 | Aug 01, 2024 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Reduced | 1,371 | 620 | 0.0% | 0.0% | 49 | -33 | -2.35% | Q2 2024 | Apr 08, 2025 |
| Schonfeld Strategic Advisors LLC | History | New | 1,302 | 589 | 0.0% | — | 50 | +1,302 | New | Q2 2024 | Aug 14, 2024 |
| Vestmark Advisory Solutions, Inc. | History | Reduced | 1,283 | 580 | 0.02% | 0.03% | 51 | -3 | -0.23% | Q2 2024 | Aug 12, 2024 |
| NewEdge Wealth, LLC | History | Reduced | 1,283 | 580 | 0.01% | 0.01% | 52 | -1 | -0.08% | Q2 2024 | Aug 02, 2024 |
| Pathstone Holdings, LLC | History | Reduced | 1,254 | 567 | 0.0% | 0.0% | 53 | -86 | -6.42% | Q2 2024 | Aug 14, 2024 |
| MARTINGALE ASSET MANAGEMENT L P | History | Reduced | 1,250 | 565 | 0.01% | 0.01% | 54 | -190 | -13.19% | Q2 2024 | Aug 12, 2024 |
| OPPENHEIMER ASSET MANAGEMENT INC. | History | Added to | 1,238 | 560 | 0.01% | 0.01% | 55 | +133 | 12.04% | Q2 2024 | Aug 08, 2024 |
| Gotham Asset Management, LLC | History | New | 1,237 | 559 | 0.01% | — | 56 | +1,237 | New | Q2 2024 | Aug 14, 2024 |
| Atria Investments, Inc | History | New | 1,137 | 514 | 0.01% | — | 58 | +1,137 | New | Q2 2024 | Aug 13, 2024 |
| AMERICAN CENTURY COMPANIES INC | History | Added to | 1,137 | 514 | 0.0% | 0.0% | 57 | +472 | 70.98% | Q2 2024 | Aug 07, 2024 |
| MAI Capital Management | History | No change | 1,080 | 488 | 0.0% | 0.01% | 59 | 0 | 0.0% | Q2 2024 | Aug 12, 2024 |
| CHOREO, LLC | History | New | 867 | 392 | 0.01% | — | 60 | +867 | New | Q2 2024 | Aug 07, 2024 |
| MetLife Investment Management, LLC | History | Added to | 865 | 391 | 0.0% | 0.0% | 61 | +84 | 10.76% | Q2 2024 | Aug 13, 2024 |
| DEUTSCHE BANK AG\ | History | Reduced | 772 | 349 | 0.0% | 0.0% | 62 | -125 | -13.94% | Q2 2024 | Jun 12, 2025 |
| LOS ANGELES CAPITAL MANAGEMENT LLC | History | New | 769 | 347 | 0.0% | — | 63 | +769 | New | Q2 2024 | Aug 05, 2024 |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | History | Reduced | 720 | 325 | 0.0% | 0.0% | 64 | -189 | -20.79% | Q2 2024 | Aug 08, 2024 |
| BARCLAYS PLC | History | Reduced | 713 | 322 | 0.0% | 0.0% | 65 | -706 | -49.75% | Q2 2024 | Mar 23, 2026 |
| PRINCIPAL FINANCIAL GROUP INC | History | Added to | 681 | 308 | 0.0% | 0.0% | 66 | +77 | 12.75% | Q2 2024 | Jul 29, 2024 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | New | 646 | 292 | 0.0% | — | 67 | +646 | New | Q2 2024 | Aug 14, 2024 |
| JANUS HENDERSON GROUP PLC | History | Reduced | 629 | 284 | 0.0% | 0.0% | 68 | -7 | -1.1% | Q2 2024 | Aug 14, 2024 |
| Baird Financial Group, Inc. | History | Added to | 619 | 280 | 0.0% | 0.0% | 69 | +182 | 41.65% | Q2 2024 | Aug 14, 2024 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | Added to | 599 | 271 | 0.0% | 0.0% | 70 | +1 | 0.17% | Q2 2024 | Oct 08, 2025 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | History | Added to | 552 | 249 | 0.0% | 0.0% | 71 | +29 | 5.54% | Q2 2024 | Aug 14, 2024 |
| GUGGENHEIM CAPITAL LLC | History | New | 537 | 242 | 0.0% | — | 72 | +537 | New | Q2 2024 | Aug 14, 2024 |
| LPL Financial LLC | History | Reduced | 533 | 241 | 0.0% | 0.0% | 73 | -11 | -2.02% | Q2 2024 | Aug 07, 2024 |
| VOYA INVESTMENT MANAGEMENT LLC | History | Reduced | 464 | 209 | 0.0% | 0.0% | 74 | -4 | -0.85% | Q2 2024 | Feb 07, 2025 |
| WESBANCO BANK INC | History | No change | 443 | 200 | 0.01% | 0.01% | 75 | 0 | 0.0% | Q2 2024 | Jul 11, 2024 |
| COMERICA BANK | History | Added to | 418 | 189 | 0.0% | 0.0% | 76 | +3 | 0.72% | Q2 2024 | Aug 15, 2024 |
| Steward Partners Investment Advisory, LLC | History | No change | 299 | 135 | 0.0% | 0.0% | 77 | 0 | 0.0% | Q2 2024 | Aug 08, 2024 |
| Tower Research Capital LLC (TRC) | History | Added to | 263 | 118 | 0.0% | 0.0% | 78 | +246 | 1447.06% | Q2 2024 | Aug 13, 2024 |
| FMR LLC | History | Reduced | 200 | 90 | 0.0% | 0.0% | 79 | -145 | -42.03% | Q2 2024 | Aug 13, 2024 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | No change | 171 | 77 | 0.0% | 0.0% | 80 | 0 | 0.0% | Q2 2024 | Aug 09, 2024 |
| US BANCORP \DE\ | History | Added to | 148 | 66 | 0.0% | 0.0% | 81 | +1 | 0.68% | Q2 2024 | Aug 07, 2024 |
| BNP PARIBAS FINANCIAL MARKETS | History | Reduced | 115 | 52 | 0.0% | 0.0% | 82 | -608 | -84.09% | Q2 2024 | Aug 13, 2024 |
| Zurcher Kantonalbank (Zurich Cantonalbank) | History | No change | 101 | 45 | 0.0% | 0.0% | 83 | 0 | 0.0% | Q2 2024 | Jul 29, 2024 |
| HUNTINGTON NATIONAL BANK | History | Added to | 93 | 42 | 0.0% | 0.0% | 84 | +80 | 615.38% | Q2 2024 | Aug 08, 2024 |
| UMB Bank, n.a. | History | Reduced | 30 | 13 | 0.0% | 0.0% | 85 | -5 | -14.29% | Q2 2024 | Jul 29, 2024 |
| Farther Finance Advisors, LLC | History | New | 20 | 9 | 0.0% | — | 87 | +20 | New | Q2 2024 | Jul 31, 2024 |
| CIBC Private Wealth Group, LLC | History | No change | 20 | 9 | 0.0% | 0.0% | 86 | 0 | 0.0% | Q2 2024 | Aug 09, 2024 |
| HM PAYSON & CO | History | New | 16 | 7 | 0.0% | — | 88 | +16 | New | Q2 2024 | Aug 13, 2024 |
| Russell Investments Group, Ltd. | History | No change | 10 | 4 | 0.0% | 0.0% | 89 | 0 | 0.0% | Q2 2024 | Aug 08, 2024 |
| SRS Capital Advisors, Inc. | History | New | 6 | 2 | 0.0% | — | 91 | +6 | New | Q2 2024 | Aug 06, 2024 |
| PRINCIPAL SECURITIES, INC. | History | New | 5 | 2 | 0.0% | — | 90 | +5 | New | Q2 2024 | Jul 31, 2024 |
| Parallel Advisors, LLC | History | New | 4 | 1 | 0.0% | — | 94 | +4 | New | Q2 2024 | Aug 08, 2024 |
| NISA INVESTMENT ADVISORS, LLC | History | Added to | 4 | 1 | 0.0% | — | 92 | +3 | 300.0% | Q2 2024 | Jul 19, 2024 |
| Allworth Financial LP | History | No change | 4 | 1 | 0.0% | 0.0% | 93 | 0 | 0.0% | Q2 2024 | Jul 24, 2024 |
| MILLENNIUM MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -1,743 | -100.0% | Q1 2024 | May 15, 2024 |
| Bridgewater Associates, LP | History | Closed out | 0 | 0 | — | 0.0% | — | -1,245 | -100.0% | Q1 2024 | May 14, 2024 |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | History | Closed out | 0 | 0 | — | 0.01% | — | -1,090 | -100.0% | Q1 2024 | May 15, 2024 |
| NEW YORK LIFE INVESTMENT MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -816 | -100.0% | Q1 2024 | May 06, 2024 |
| Allspring Global Investments Holdings, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -226 | -100.0% | Q1 2024 | Apr 29, 2024 |
| Copeland Capital Management, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -87 | -100.0% | Q1 2024 | Apr 19, 2024 |
| MATHER GROUP, LLC. | History | Closed out | 0 | 0 | — | 0.0% | — | -9 | -100.0% | Q1 2024 | Apr 09, 2024 |
| SIGNATUREFD, LLC | History | No change | 1 | 0 | — | — | — | 0 | 0.0% | Q2 2024 | Jul 29, 2024 |